Maintenance
5562−1/A1
Winterthur Gas & Diesel Ltd.
1/ 5
Removal, Check, Installation
Tools:
1 HP oil pump 94931 1 HP hose 94935
1 Hydraulic distributor 94934A 1 PCV test block with tube 94556
1. General 1..........................................................
2. Preparation 1.......................................................
3. Removal 2.........................................................
4. PCV Check 3.......................................................
4.1 Preparation 3.................................................
4.2 Adjustment Procedure 4.......................................
4.3 Setpoint Check 4.............................................
5. Installation 5.......................................................
6. Storage on Board 5.................................................
1. General
To prevent failure of the pressure control valve (PCV), Wärtsilä recommends that you
only do the procedures that follow:
D Do a check and adjust the PCV
D Replace the PCV.
For the maintenance intervals of the PCV refer to the Maintenance Schedule 0380−1,
Group 5.
For faults in the high pressure fuel system and defective pressure control valve, refer
to the Operation Manual, 0515−1, paragraph 5.
2. Preparation
WARNING
Injury hazard. Put on gloves and eye protection. Hot fuel can
come out as a spray and cause injury.
WARNING
Fire hazard. Do not weld or grind materials in the area. Sparks can
cause a fire.
1) Stop the engine.
2) Make sure that the pressure in fuel rail is zero, refer to the Operation Manual
Local Control Panel, 4002−2, paragraph 3.3.
3) Make sure that the work area is clean.
Fuel Pressure Control Valve
2016
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